142155936

Names of 142155936

• Cardinal: 142155936 can be written as One hundred forty-two million, one hundred fifty-five thousand, nine hundred thirty-six.

Scientific notation

• Scientific notation: 1.42155936 × 10⁸

Factors of 142155936

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 944

Divisors of 142155936

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 32 36 39 43 48 52 72 78 86 96 104 117 129 144 156 172 208 234 258 288 312 344 387 416 468 516 559 624 688 774 883 936 1032 1118 1248 1376 1548 1677 1766 1872 2064 2236 2649 3096 3354 3532 3744 4128 4472 5031 5298 6192 6708 7064 7947 8944 10062 10596 11479 12384 13416 14128 15894 17888 20124 21192 22958 26832 28256 31788 34437 37969 40248 42384 45916 53664 63576 68874 75938 80496 84768 91832 103311 113907 127152 137748 151876 160992 183664 206622 227814 254304 275496 303752 341721 367328 413244 455628 493597 550992 607504 683442 826488 911256 987194 1101984 1215008 1366884 1480791 1652976 1822512 1974388 2733768 2961582 3305952 3645024 3948776 4442373 5467536 5923164 7897552 8884746 10935072 11846328 15795104 17769492 23692656 35538984 47385312 71077968 142155936
• Sum of all divisors σ(n): 445981536
• Sum of proper divisors (its aliquot sum) s(n): 303825600
• 142155936 is an abundant number, because the sum of its proper divisors (303825600) is greater than itself. Its abundance is 161669664

Bases of 142155936

• Binary: 1000011110010010000010100000₂
• Hexadecimal: 0x87920A0
• Base-36: 2CMW80

Squares and roots of 142155936

• 142155936 squared (142155936²) is 20208310140036096
• 142155936 cubed (142155936³) is 2872731242935122300665856
• The square root of 142155936 is 11922.9164217485
• The cube root of 142155936 is 521.9012452457

Scales and comparisons

• 142,155,936 seconds is equal to 4 years, 27 weeks, 7 hours, 45 minutes, 36 seconds.
• To count from 1 to 142,155,936 would take you about six years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 142155936 cubic inches would be around 43.5 feet tall.

Recreational maths with 142155936

• 142155936 backwards is 639551241
• 142155936 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 142155936's digits is 36
• More coming soon!